#include <linux/seqlock.h>
#include <linux/skbuff.h>
#include <linux/version.h>
+
+#include "checksum.h"
#include "flow.h"
#include "dp_sysfs.h"
unsigned int sflow_probability;
};
-enum csum_type {
- OVS_CSUM_NONE = 0,
- OVS_CSUM_UNNECESSARY = 1,
- OVS_CSUM_COMPLETE = 2,
- OVS_CSUM_PARTIAL = 3,
-};
-
/**
* struct ovs_skb_cb - OVS data in skb CB
* @vport: The datapath port on which the skb entered the switch.
* @flow: The flow associated with this packet. May be %NULL if no flow.
* @ip_summed: Consistently stores L4 checksumming status across different
* kernel versions.
- * @tun_id: ID (in network byte order) of the tunnel that encapsulated this
- * packet. It is 0 if the packet was not received on a tunnel.
+ * @tun_id: ID of the tunnel that encapsulated this packet. It is 0 if the
+ * packet was not received on a tunnel.
*/
struct ovs_skb_cb {
struct vport *vport;
struct sw_flow *flow;
+#ifdef NEED_CSUM_NORMALIZE
enum csum_type ip_summed;
- __be32 tun_id;
+#endif
+ __be64 tun_id;
};
#define OVS_CB(skb) ((struct ovs_skb_cb *)(skb)->cb)
void dp_process_received_packet(struct vport *, struct sk_buff *);
int dp_detach_port(struct vport *);
-int dp_output_control(struct datapath *, struct sk_buff *, int, u32 arg);
+int dp_output_control(struct datapath *, struct sk_buff *, int, u64 arg);
int dp_min_mtu(const struct datapath *dp);
void set_internal_devs_mtu(const struct datapath *dp);
struct datapath *get_dp(int dp_idx);
const char *dp_name(const struct datapath *dp);
-#if defined(CONFIG_XEN) && defined(HAVE_PROTO_DATA_VALID)
-int vswitch_skb_checksum_setup(struct sk_buff *skb);
-#else
-static inline int vswitch_skb_checksum_setup(struct sk_buff *skb)
-{
- return 0;
-}
-#endif
-
-void compute_ip_summed(struct sk_buff *skb, bool xmit);
-void forward_ip_summed(struct sk_buff *skb);
-
#endif /* datapath.h */